Valve drive



FIG. 1 is a perspective view of a valve drive of my new design;

FIG. 2 is a front elevational view of the valve drive of FIG. 1;

FIG. 3 is a rear elevational view of the valve drive of FIG. 1;

FIG. 4 is a right side elevational view of the valve drive of FIG. 1;

FIG. 5 is a left side elevational view of the valve drive of FIG. 1;

FIG. 6 is a top plan view of the valve drive of FIG. 1; and,

FIG. 7 is a bottom plan view of the valve drive of FIG. 1.

The broken lines in the figures are for the purpose of illustrating portions of the valve drive that form no part of the claimed design. 

CLAIM I claim the ornamental design for a valve drive, as shown and described. 